(28⋅ 5−5⋅ 190)−2⋅⋅ 228 in simplified form I NEED

Divide. write in the simplest form. 4 1/6 divided by 10

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points